| Dewey, R. M. |
1989
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Genetic variation in the liverwort Riccia dictyospora (Ricciaceae, Hepaticopsida)
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Systematic Botany
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| Ness, B. D. |
1989
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Seed morphology and taxonomic relationships in Calochortus (Liliaceae)
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Systematic Botany
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| Wiley, Edward O. |
/11/1980
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Phylogenetic systematics and vicariance biogeography
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Systematic Botany
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| Wiley, Edward O. |
/12/1981
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Convex groups and consistent classification
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Systematic Botany
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| Carson, Hampton L. |
30/10/1985
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Unification of speciation theory in plants and animals
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Systematic Botany
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| Reinke, Danny C., Bloom, William L. |
/04/1980
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Pollen dispersal in natural populations : a method for tracking individual pollen grains
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Systematic Botany
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| Petersen, Frank P., Fairbrothers, David E. |
08/04/1983
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A serotaxonomic appraisal of Amphipterygium and Leitneria--two amentiferous taxa of Rutiflorae (Rosidae)
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Systematic Botany
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| Decker-Walters, Deena S., Wilson, Hugh D. |
1986
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Numerical analysis of seed morphology in Cucurbita pepo
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Systematic Botany
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| Decker-Walters, Deena S., Wilson, Hugh D. |
20/05/1987
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Allozyme variation in the Cucurbita pepo complex: C. pepo var. ovifera vs. C. texana
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Systematic Botany
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| Carulli, J. P., Fairbrothers, David E. |
1988
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Allozyme variation in three eastern United States species of Aeschynomene (Fabaceae), including the rare A virginica
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Systematic Botany
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| Abu-Asab, Mones S., Cantino, Philip D. |
1989
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Pollen morphology of Trichostema (Labiatae) and its systematic implications
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Systematic Botany
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| Bateman, R. M., DiMichele, W. A. |
1990
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Hizemodendron, gen. nov., a Pseudoherbaceous segregate of Lepidodendron (Pennsylvanian): Phylogenetic context for evolutionary changes in Lycopsid growth architecture
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Systematic Botany
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| Soltis, Pamela S., Bloom, William L. |
1991
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Allozymic differentiation between Clarkia nitens and C. speciosa (Onagraceae)
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Systematic Botany
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| Abu-Asab, Mones S., Cantino, Philip D. |
1993
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Systematic implications of pollen morphology in tribe Prostanthereae (Labiatae)
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Systematic Botany
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| Hoey, M. T., Parks, C. R. |
1994
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Genetic divergence in Liquidambar styracifflua, L. formosana, and L. acalycina (Hamamelidaceae)
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Systematic Botany
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| Anderson, Loran C., Hartman, Ronald L., Stuessy, Tod F. |
/10/1979
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Morphology, anatomy, and taxonomic relationships of Otopappus australis (Asteraceae)
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Systematic Botany
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| Jansen, Robert K., Harriman, Neil A., Urbatsch, Lowell E. |
14/10/1982
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Squamopappus gen. nov. and redefinition of Podachaenium (Compositae: Heliantheae)
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Systematic Botany
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| McKenzie, Paul M., Urbatsch, Lowell E., Proctor, George R. |
1990
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Aristida correlliae, a new species of Poaceae from the Turks and Caicos Islands
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Systematic Botany
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| Stein, W. E., Wight, David C., Beck, Charles B. |
07/03/1984
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Possible alternatives for the origin of Sphenopsida
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Systematic Botany
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| Abu-Asab, Mones S., Cantino, Philip D., Nowicke, J. W., Sang, T. |
1993
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Systematic implications of pollen morphology in Caryopteris (Labiatae)
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Systematic Botany
|
| Ellstrand, Norman C., Torres, Andrew M., Levin, Donald A. |
/07/1979
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Density and the rate of apparent outcrossing in Helianthus annuus (Asteraceae)
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Systematic Botany
|
| Carey, Ken, Ganders, Fred R. |
19/02/1987
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Patterns of isoenzyme variation in Plectritis (Valerianaceae)
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Systematic Botany
|
| Meyn, Ossi, Emboden, William A. |
18/08/1987
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Parameters and consequences of introgression in Salvia apiana x S. mellifera (Lamiaceae)
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Systematic Botany
|
| Beal, Ernest O., Southall, E. M. |
/09/1977
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The taxonomic significance of experimental selection by vernalization in Nymphar (Nymphaeaceae)
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Systematic Botany
|
| Lloyd, Robert Michael, Warne, Thomas R. |
09/01/1979
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The absence of genetic load in a morphologically variable sexual species, Ceratopteris thalictroides (Parkeriaceae)
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Systematic Botany
|
| Essig, Frederick B., Young, Bradford E. |
/10/1979
|
A systematic histological study of palm fruits. II. The Areca alliance
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Systematic Botany
|
| Argus, George W., Steele, John W. |
/01/1980
|
A reevaluation of the taxonomy of Salix tyrrellii, a sand dune endemic
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Systematic Botany
|
| Jackson, Raymond C., Dimas, Calixto T. |
/08/1981
|
Experimental evidence for systematic placement of the Haplopappus phyllocephalus complex (Compositae)
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Systematic Botany
|
| McDade, Lucinda A., Lundberg, John G. |
/03/1982
|
A new tabular and diagrammatic method for displaying artificial hybridization data, with an example from Aphelandra (Acanthaceae)
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Systematic Botany
|
| Whalen, Michael D., Caruso, Elizabeth E. |
26/10/1983
|
Phylogeny in Solanum sect. Lasiocarpa (Solanaceae): congruence of morphological and molecular data
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Systematic Botany
|
| Anderson, Edward F., Skillman, Susan M. |
07/03/1984
|
A comparison of Aztekium and Strombocactus (Cactaceae)
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Systematic Botany
|
| Wagner, Warren L., Mill, Susan W. |
07/03/1984
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Oenothera kleinii (Onagraceae), a new species from southcentral Colorado
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Systematic Botany
|
| Hayden, W. J., Brandt, Dörthe S. |
1984
|
Wood anatomy and relationships of Neowawraea (Euphorbiaceae)
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Systematic Botany
|
| Schilling, Edward E., Schilling, Elizabeth M. |
28/02/1986
|
Chromosome numbers in Viguiera series Dentatae (Compositae)
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Systematic Botany
|
| Matthews, James F., Levins, Patricia A. |
16/05/1986
|
The systematic significance of seed morphology in Portulaca (Portulacaceae) under scanning electron microscopy
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Systematic Botany
|
| Ranker, Thomas A., Schnabel, Andrew F. |
23/07/1986
|
Allozymic and morphological evidence for a progenitor-derivative species pair in Camassia (Liliaceae)
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Systematic Botany
|
| Rieseberg, Loren H., Warner, Donn A. |
20/05/1987
|
Electrophoretic evidence for hybridization between Tragopogon mirus and T. miscellus (Compositae)
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Systematic Botany
|
| Vickery, Robert K., Wullstein, Betty M. |
18/08/1987
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Comparison of six approaches to the classification of Mimulus sect. Erythranthe (Scrophulariaceae)
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Systematic Botany
|
| Lorence, David H., Colin, R. T. |
1988
|
Carica cnidoscoloides (sp. nov. ) and sect. Holostigma (sect. nov. ) of Caricaceae from southern Mexico
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Systematic Botany
|
| Price, R. A., Lowenstein, J. M. |
1989
|
An immunological comparison of the Sciadopityaceae, Taxodiaceae, and Cupressaceae
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Systematic Botany
|
| Schaffer, William M., Leight, Egbert G. |
/03/1977
|
The prospective role of mathematical theory in plant ecology
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Systematic Botany
|
| Nesom, Guy L., Vorobik, L. A. |
1988
|
Hedyotis spellenbergii (Rubiaceae), a new species from Chihuahua, M‚xico
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Systematic Botany
|
| Shaw, A. Jonathan, Bartow, S. M. |
1992
|
Genetic structure and phenotypic plasticity in proximate populations of the moss. Funar¡a hygromelrica
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Systematic Botany
|
| Small, Ernest, Jui, Perry Y., Lefkovitch, L. P. |
09/06/1976
|
A numerical taxonomic analysis of Cannabis with special reference to species delimitation
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Systematic Botany
|
| Bohm, Bruce A., Banek, Harry M., Maze, Jack R. |
31/07/1984
|
Flavonoid variation in North American Menziesia (Ericaceae)
View Details
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Systematic Botany
|
| Goldblatt, Peter, Rudall, P. J., Henrich, J. E. |
1990
|
The genera of the Sisyrinchium alliance (Iridaceae: Iridoideae): Phylogeny and relationships
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Systematic Botany
|
| Jansen, Robert K., Harrjman, N. A., Urbatsch, Lowell E. |
1982
|
Squamopappus gen. nov. and redefinition of Podachaenium (Compositae: Heliantheeae)
View Details
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Systematic Botany
|
| Fryxell, Paul A., Craven, L. A., Stewart, J. M. |
1992
|
A revision of Gossypium sect. Grandicalyx (Malvaceae), including the description of six new species
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Systematic Botany
|
| Brunsfeld, S., Soltis, Douglas E., Solus, P. S. |
1992
|
Evolutionary patterns and processes in Salix sect. Longifoliae: Evidence from chloroplast DNA
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Systematic Botany
|
| Pinkava, Donald J., Baker, Marc A., Parfitt, Bruce D., Mohlenbrock, Mark W., Worthington, Richard D. |
30/10/1985
|
Chromosome numbers in some cacti of western North America-V
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Systematic Botany
|
| Kelman, W. M. |
1990
|
A revision of Fremontodendron (Sterculiaceae)
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Systematic Botany
|
| David, Jerrold I. |
26/10/1983
|
Phenotypic plasticity and the selection of taxonomic characters in Puccinellia (Poaceae)
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Systematic Botany
|
| Barrett, H. C., Rhodes, A. F. |
/11/1976
|
A numerical taxonomic study of affinity relationships in cultivated Citrus and its close relatives
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|
Systematic Botany
|
| Stephenson, Andrew J., Thomas, W. |
05/05/1978
|
Diurnal and nocturnal pollination of Catalpa speciosa (Bignoniaceae)
View Details
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Systematic Botany
|
| Kubetin, William R., Schaal, B. A. |
/01/1980
|
Apportionment of isozyme variability in Polygonum pensylvanicum (Polygonaceae)
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Systematic Botany
|
| Grieve, Catherine M., Scora, Rainer W. |
/10/1980
|
Flavonoid distribution in the Aurantioideae (Rutaceae)
View Details
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Systematic Botany
|
| Crawford, Danlel J., Bayer, Randall J. |
/12/1981
|
Allozyme divergence in Coreopsis cyclocarpa (Compositae)
View Details
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Systematic Botany
|
| Breckenridge, F G., Miller, John M. |
14/10/1982
|
Pollination biology, distribution, and chemotaxonomy of the Echinocereus enneacanthus complex (Cactaceae)
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Systematic Botany
|
| Randall, John L., Hilu, Khidir W. |
1986
|
Biosystematic studies of North American Trisetum spicatum (Poaceae)
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Systematic Botany
|
| Natgata, Kenneth M., Gon, Samuel M. |
18/08/1987
|
Sanícula mariversa (Apiaceae), a new species from 'Ökikilolo Ridge, Waianae Mountains, O'ahu in the Hawaiian Archipelago
View Details
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Systematic Botany
|
| Breckenridge, F. G., Miller, J. M. |
1990
|
Pollination biology, distribution and chemotaxonomy of the Echinocereus enneacanthus complex (Cactaceae)
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Systematic Botany
|
| Peterson, Frank P., Fairbrothers, David E. |
/04/1980
|
Serological investigation of selected amentiferous taxa
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Systematic Botany
|
| Donaghue, Michael J., Cantino, Philip D. |
14/05/1984
|
The logic and limitations of the outgroup substitution approach to cladistic analysis
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Systematic Botany
|
| Atkins, Riley J., Barkworth, Mary E., Dewey, Douglas R. |
31/07/1984
|
A taxonomic study of Leymus ambiguus and L. salinus (Poaceae: Triticeae)
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Systematic Botany
|
| Brown, Gregory K., Clark, Dennis |
04/06/1982
|
Taxonomy of Happlopappus sect.Gymnocoma (Compositae)
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Systematic Botany
|
| Lavin, Matt, Sousa S., Mario |
19/02/1987
|
The Madrensis group of Coursetia (Leguminosae: Robinieae)
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Systematic Botany
|
| Hatch, Stephan L., Valdes R., Jesus, Morden, Clifford W. |
28/02/1986
|
Stipa hirticulmis (Poaceae: Stipeae), a new species from Nuevo León, Mexico
View Details
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Systematic Botany
|
| Urbatsch, Lowell E., Zlotsky, Amy, Pruski, John F. |
1986
|
Revision of Galea sect. Lemmatium (Asteraceae: Heliantheae) from Brazil
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Systematic Botany
|
| Gottlieb, Leslie D., Pilz, G. |
/11/1976
|
Genetic similarity between Gaura longifolia and its obligately outcrossing derivative G. demareei
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Systematic Botany
|
| Semple, John C., Semple, Kathleen Shea |
/07/1978
|
Borrichia X cubana (B. frutescens X arborescens) : interspecific hybridization in the Florida Keys
View Details
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Systematic Botany
|
| Bell, N., Lester, L. James |
09/01/1979
|
Genetic and morphological detection of introgression in a clinal population of Sabatia section Campestria (Gentianaceae)
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Systematic Botany
|
| Wilken, Dieter H., Allard, Susan Tabar |
28/02/1986
|
Intergradation among populations of the Ipomopsis aggregata complex in the Colorado Front Range
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Systematic Botany
|
| Shannon, T. Randolph, Wyatt, Robert |
16/05/1986
|
Pollen germinability of Asclepias exaltata: effects of flower age, drying time, and pollen source
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Systematic Botany
|
| Hernández, Héctor M., Sousa S., M. |
1988
|
Two new species of Calliandra (Leguminosae: Mimosoideae) from southern Mexico
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Systematic Botany
|
| Goldberg, Aaron, Nelson S., C. |
1989
|
Brongniartia vazquezii (Fabaceae: Faboideae), a new species from the state of Morelos, México
View Details
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Systematic Botany
|